The following British Standard implementations of European Standard EN’s commonly used by geotechnical engineers have been published:

• BS EN 14227-15:2015.  Hydraulically bound mixtures.  Specifications.  Hydraulically stabilized soils.
• BS EN ISO 17892-3:2015.  Geotechnical investigation and testing.  Laboratory testing of soil. Determination of particle density.

You may also be interested to know that work has just started on reviewing  BS 1377-1.